The all-weather fire-retardant breathing valve is mainly used to meet the ventilation requirements of large and small breathing tanks. It is installed on the top of storage tanks for class A, B and C liquids together with flame arresters, so that the tank will not be damaged in case of overpressure and reduce the evaporation loss of medium in the tank.
All weather fire stop breathing valve is manufactured and accepted according to gb5908-97 and sy7511-87 standards in petroleum industry.
The all-weather fire-retardant breathing valve has static grounding wire to keep the valve and tank body at equal potential. The valve has antifreeze performance and is suitable for cold areas. The all-weather fire-retardant breathing valve combines the function characteristics of all-weather breathing valve and flame arrester, and combines the two.
